Mack MP8 6 Cylinder Ultra Low Sulfur Diesel Engine, Air Conditioner, Cruise Control, Exhaust Brake, Allison 6-Speed Automatic Transmission, 12000 lb Front Axle, 38000 lb Rears, Mack Drive Axles, 50000 lb GVWR, Air Ride Cab, 11R24.5 Front Tires, 11R24.5 Rear Tires, Camelback Spring Suspension, 124 in Wheelbase, PTO, Winch, Headache Rack, Rolling Tailboard, Dual Fuel Tanks